Searching Using TextStream From Product Advertising API: 2009-11-01 previous page next page Searching Using TextStream There are times when a block of text can uniquely identify an item. Perhaps it is a line of text from a product description or a title. To find an item using a block of text Use the TextStream parameter in an ItemSearch request, as shown. TextStream=It%20was%20the%20best%20of%20times%20and%20the%20worst%20of%20times The search engine picks out of the text block up to ten keywords and uses those as search criteria. A TextStream request returns up to ten items that match those keywords. Only one page of results can be returned. previous page start next page